1350621123313 has 16 divisors (see below), whose sum is σ = 1715662809216. Its totient is φ = 1032574832640.

The previous prime is 1350621123281. The next prime is 1350621123337. The reversal of 1350621123313 is 3133211260531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1350621123313 - 2⁵ = 1350621123281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1350621123353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165472656 + ... + 165480817.

It is an arithmetic number, because the mean of its divisors is an integer number (107228925576).

Almost surely, 2^{1350621123313} is an apocalyptic number.

It is an amenable number.

1350621123313 is a deficient number, since it is larger than the sum of its proper divisors (365041685903).

1350621123313 is a wasteful number, since it uses less digits than its factorization.

1350621123313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330953544.

The product of its (nonzero) digits is 9720, while the sum is 31.

Adding to 1350621123313 its reverse (3133211260531), we get a palindrome (4483832383844).

The spelling of 1350621123313 in words is "one trillion, three hundred fifty billion, six hundred twenty-one million, one hundred twenty-three thousand, three hundred thirteen".